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GPU Comparison
AMD Radeon HD 6970M Mac Edition vs AMD Radeon HD 6950M
AMD Radeon HD 6970M Mac Edition vs AMD Radeon HD 6950M
VS
AMD Radeon HD 6970M Mac Edition
AMD Radeon HD 6950M
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6970M Mac Edition and 1024MB VRAM Radeon HD 6950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6970M Mac Edition 's Advantages
Released 7 months late
More VRAM (2GB vs 1GB)
AMD Radeon HD 6950M 's Advantages
Lower TDP (50W vs 75W)
Score
Benchmark
FP32 (float)
Radeon HD 6970M Mac Edition
+17%
1.306 TFLOPS
Radeon HD 6950M
1.114 TFLOPS
Radeon HD 6970M Mac Edition
VS
Radeon HD 6950M
Graphics Card
Aug 2011
Release Date
Jan 2011
Vancouver
Generation
Vancouver
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
900 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
115.2GB/s
Bandwidth
115.2GB/s
Render Config
-
SM Count
-
12
Compute Units
12
960
Shading Units
960
48
TMUs
48
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
512 KB
Theoretical Performance
21.76 GPixel/s
Pixel Rate
18.56 GPixel/s
32.64 GTexel/s
Texture Rate
27.84 GTexel/s
-
FP16 (half)
-
1306 GFLOPS
FP32 (float)
1114 GFLOPS
-
FP64 (double)
-
Graphics Processor
Blackcomb
GPU Name
Blackcomb
Blackcomb XT (216-0811000)
GPU Variant
Blackcomb PRO
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.7 billion
Transistors
1.7 billion
212 mm²
Die Size
212 mm²
Board Design
75W
TDP
50W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
5.0
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2
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4
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